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Days with good air quality in major Chinese cities in 2019 (in days)

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Sources

Release date

December 2020

Region

China

Survey time period

2019

Supplementary notes

Note: According to the source, good air quality refers to air quality equal to or above Grade II of the Chinese ambient air quality standard GB 3095 - 1996.

Citation formats

Days with good air quality in major Chinese cities 2019

Published by Zeynep Dierks, Dec 15, 2020
This statistic shows the number of days with an air quality level above Grade II of the Chinese ambient air quality standard in large cities in China in 2019. According to that measurement, the city of Tianjin had *** days with good air quality in 2019.
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